Our work in 2024 has changed laws and held public officials accountable. Here's what to know about The Arizona Republic's ...

Welcome to Goodwill of the Great Plains in Rapid City, South Dakota – a thrifter’s paradise that’s about to become your new ...

A new A.I. model, released by a scrappy Chinese upstart, has rocked Silicon Valley and upended several fundamental ...

As Mark Zuckerberg and other tech titans have embraced President Trump and muffled internal dissent at their companies, their ...

A Chinese AI company that rivals ChatGPT, is gaining attention in Silicon Valley with its rapid rise, nearly outperforming leading American AI companies like OpenAI and Meta. DeepSeek is a ...

DeepSeek’s A.I. breakthrough has Silicon Valley talking. Omer Taha Cetin/Anadolu via Getty Images The sudden arrival of breakthrough A.I. models from DeepSeek, a Chinese A.I. startup ...

SINGAPORE—A Chinese artificial-intelligence company has Silicon Valley marveling at how its programmers nearly matched American rivals despite using inferior chips. AI models from DeepSeek ...

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DeepSeek’s R1 release has sparked a frenzied debate in Silicon Valley about whether better-resourced US AI companies, including Meta and Anthropic, can defend their technical edge. Meanwhile ...

Chipmaker Nvidia saw almost $600bn wiped off its market value - the biggest drop in US stock market history - as a low-cost AI competitor from China took chunks out of several tech firms.